[Asterisk-Users] zaphfc buffer underflow/overflow messages

[Rob Scott]

I get a ton of these messages, a pair every 4 or 5 mins.
Is it a problem?
I am wondering where they come from and if they are important.

I have a zaphfc card running in TE mode connected to a PBX.

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Feb 16 20:23:04 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:23:04 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 49,
 49
Feb 16 20:24:09 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:24:09 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 46,
 46
Feb 16 20:25:13 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:25:13 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 51,
 51
Feb 16 20:26:18 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:26:18 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 48,
 48
Feb 16 20:27:23 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:27:23 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 45,
 45
Feb 16 20:28:27 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:28:27 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 50,
 50
Feb 16 20:29:32 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:29:32 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 47,
 47
Feb 16 20:30:36 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:30:36 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 52,
 52
Feb 16 20:31:41 epbw202 kernel: zaphfc: b channel buffer underrun on
card 0
Feb 16 20:31:41 epbw202 kernel: zaphfc: b channel buffer overflow on
card 0: 49,
 49